| Name | Petroleum County |
| State | Montana |
| FIPS Code | 30069 |
| Timezone | Mountain Daylight Time (MDT) |
| Population (2022) | 566 |
| Population Growth Rate(2000-2022) | 0.4% |
| Majority Ethnicity | White 98.15% |
| Public School Majority Ethnicity | White 96% |
| Partisan Voting Index | Strongly Republican:+36 |
| Unemployment Rate | 3.7% |
| Race/Ethnicy | Percentage of Population (2018) |
|---|---|
| White | 98.15% |
| African American | 0% |
| Hispanic | 0% |
| Asian | 1.85% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |
| Race/Ethnicy | Percentage of Public School Students (2018) |
|---|---|
| White | 96.3% |
| African American | 3.7% |
| Hispanic | 0% |
| Asian | 0% |
| Native American | 0% |
| Hawaiin/Pacific Islander | 0% |